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Zerowatt Error Codes & Diagnostics

Complete B2B dictionary of fault codes, troubleshooting steps, and repair manuals for Zerowatt home appliances, including Washing Machines, Dishwashers, Ovens, Dryers, and Refrigerators.

37 Verified Codes in Database
Are you a Certified Technician?Stamp unverified codes below to earn +10 Reputation Points.
(Only available for users logged in with a Google account)
CodeFault / DiagnosticsAppliancesAction
F6
Appliance is not defrosting, leading to ice build-up and poor cooling
Info: Failure in the defrost system components, typically the defrost heater or the thermal fuse.
Refrigerator
F6 Full Steps Diagnose
F08
Oven display is on but buttons are unresponsive; oven won't start
Info: Communication error between the main power board and the user interface/display board.
Oven
F08 Full Steps Diagnose
H
An 'H' is displayed on a cooking zone after it has been turned off
Info: This is a safety feature, not an error. It indicates that the glass surface of the cooking zone is still hot to the touch (residual heat).
Hob
H Full Steps Diagnose
i20
Program stops and the machine is full of water
Info: Generic drain fault code, equivalent to E2 on many Zerowatt/Candy models. Indicates a blockage in the filter or drain hose.
Dishwasher
i20 Full Steps Diagnose
i30
Dishwasher stops, beeps, and the drain pump may run continuously
Info: Generic anti-flood/leak detection code, equivalent to E4. The safety float in the base of the machine has been activated by water.
Dishwasher
i30 Full Steps Diagnose
L
Hob is unresponsive and displays 'L' on the cooking zones
Info: The child lock feature is activated, disabling all controls.
Hob
L Full Steps Diagnose
STOP
The word 'STOP' is flashing on the oven display
Info: This often appears after a pyrolytic cleaning cycle and indicates an issue. It can be caused by overheating, a door lock fault, or a general control board error.
Oven
STOP Full Steps Diagnose
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